In the field of mathematics (#Canada, #world):

• Gilbert Laporte is ranked #1 in Canada and #3 in the world;
• Pierre Hansen (#5, #68);
• Jean-François Cordeau (#9, #214);
• Pierre L'Ecuyer (#11, #271);
• Christian Genest (#14, #453);
• François Soumis (#31, #788);
• Jacques Desrosiers (#32, #790);
• Andrea Lodi (#33, #832);
• Guy Desaulniers (#47, #1206);
• Charles Audet (#50, #1244);
• Alain Hertz (#52, #1322);
• Brigitte Jaumard (#83, #1933).

In the field of economics and finance:

• Georges Zaccour is ranked #36 in Canada and #1539 in the world.

In the field of electronics and electrical engineering:

• Peter Caines (#128, #2454).

In the field of engineering and technology:

• Roussos Dimitrakopoulos (#197, #4770).